CN221630618U - Measuring device for measuring roundness and cylindricity of main shaft sleeve - Google Patents
Measuring device for measuring roundness and cylindricity of main shaft sleeve Download PDFInfo
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- CN221630618U CN221630618U CN202323370927.8U CN202323370927U CN221630618U CN 221630618 U CN221630618 U CN 221630618U CN 202323370927 U CN202323370927 U CN 202323370927U CN 221630618 U CN221630618 U CN 221630618U
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- main shaft
- shaft sleeve
- guide rail
- measuring
- cylindricity
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- 230000006835 compression Effects 0.000 claims abstract description 18
- 238000007906 compression Methods 0.000 claims abstract description 18
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 239000008358 core component Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000000306 component Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The utility model relates to a measuring device for measuring roundness and cylindricity of a main shaft sleeve, which has the structure that: two V-shaped frames are connected on the workbench in a sliding way through a load guide rail; the outer side of the load guide rail is provided with an air cylinder, the outer wall of the air cylinder is hinged with the end part of the compression roller support through a connecting rod I, the top of the compression roller support is fixedly connected with a motor, two driving rollers which are arranged in parallel are arranged in the compression roller support, the axes of the two driving rollers are parallel to the axis of the main shaft sleeve, the rotating shaft of one driving roller is connected with the output shaft of the motor through a belt pulley device, and the driving roller is in contact with the outer circumference of the main shaft sleeve; the piston rod of the cylinder is hinged to the side ends of the compression roller bracket and the motor through two connecting rods II respectively; and ten-thousand meters are respectively arranged on the outer circumference, the end surface and the inner circumference of the main shaft sleeve. The measuring device performs autorotation driving on the measuring main shaft through the driving device, and performs metering measurement through the measuring mechanism arranged at the corresponding position, so that the roundness and cylindricity of the main shaft sleeve are measured.
Description
Technical Field
The utility model relates to a measuring device for measuring roundness and cylindricity of a spindle sleeve, and belongs to the technical field of machine tool measuring tools.
Background
The main shaft is a core component of a modern numerical control machine tool, the performance of the main shaft directly influences the integral performance of the machine tool, the modern main shaft has the characteristics of high precision, high rigidity, high rotating speed and the like, along with the development of the numerical control machine tool, the requirements of users on the stability and the reliability of the machine tool are higher and higher, and as one of the core components of the machine tool, the performance consistency of the main shaft is the key direction pursued by various manufacturing enterprises. The processing equipment and the process of each spindle manufacturing enterprise in China are complete, the precision consistency of key parts forming the spindle becomes a focus, the existing measuring method is that professional detection staff use an inner and outer diameter dial indicator to detect, the degree of dependence on staff skills is high, errors of measuring methods and readings are included, and the precision is low.
Disclosure of Invention
The utility model aims to provide a measuring device for measuring the roundness and cylindricity of a main shaft sleeve, which is characterized in that the measuring device is used for carrying out autorotation driving on a measuring main shaft through a driving device and carrying out meter-punching measurement through a measuring mechanism arranged at a corresponding position, so that the roundness and cylindricity of the main shaft sleeve are measured.
In order to solve the problems, the specific technical scheme of the utility model is as follows: the measuring device for measuring the roundness and cylindricity of the main shaft sleeve is characterized in that a load guide rail is arranged on a workbench, two parallel V-shaped frames are connected to the load guide rail in a sliding manner, a V-shaped groove is formed in the center of the upper surface of each V-shaped frame, cylindrical bearings are respectively arranged on two symmetrical inclined planes of each V-shaped groove, the main shaft sleeve to be measured is commonly seated on each V-shaped groove, and the outer circumferential surface of each cylindrical bearing is in contact with the outer circumferential surface of the main shaft sleeve to be measured; the outer side of the load guide rail is provided with a vertical air cylinder, the outer wall of the air cylinder is hinged with one end of a connecting rod I, the other end of the connecting rod I is hinged with the end part of a compression roller support, the top of the compression roller support is fixedly connected with a motor, two driving rollers which are arranged in parallel are arranged in the compression roller support, the axes of the two driving rollers are parallel to the axis of a main shaft sleeve, the rotating shaft of one driving roller is connected with the output shaft of the motor through a belt pulley device, and the driving roller is in contact with the outer circumference of the main shaft sleeve; one ends of two connecting rods II are hinged at the top of a piston rod of the air cylinder at the same time, and the other ends of the two connecting rods II are respectively hinged at the lateral ends of the compression roller bracket and the motor; and ten-thousand meters are respectively arranged on the outer circumference and the inner circumference of the end face of the main shaft sleeve.
And a linear guide rail is arranged on one side of the load guide rail, which is far away from the air cylinder, at least one gauge stand I is connected to the linear guide rail in a sliding manner, the top of the gauge stand I is connected with a universal meter through a supporting rod, and the universal meter on the gauge stand I is contacted with the outer circumferential surface of the main shaft sleeve.
The two ends of the load guide rail are provided with sliding blocks, the upper surface of each sliding block is provided with a gauge stand II, the top of each gauge stand II is connected with a ten-thousandth gauge through a supporting rod, and the ten-thousandth gauge on each gauge stand II is in contact with the inner circumferential surface of the end part of the main shaft sleeve.
And a bullseye ball bearing is arranged on the outer surface of each V-shaped frame close to the V-shaped groove, and a limiting table on the outer circumference of the main shaft sleeve to be measured is contacted with the bullseye ball bearing at the corresponding position. The measuring device for measuring the roundness and cylindricity of the spindle sleeve adopts the structure and has the following advantages:
1. The device can control the driving rod to move through the air cylinder to drive the compression roller bracket to move, so that the contact and separation between the driving roller and the main shaft sleeve are realized, the contact time and the contact area are controlled, and the rotating speed of the main shaft sleeve is controlled to be convenient to measure;
2. The motor at the back of the compression roller bracket drives the driving shaft to rotate through the belt, so that the driving roller is driven to rotate, manual operation is not needed, the labor cost is saved, and meanwhile, the rotating speeds of different spindle sleeves can be controlled, and the measurement is convenient;
3. The two V-shaped frames are provided with the inclined angles, so that the fixing of the positions of the main shaft sleeves is ensured, the contact friction between the outer circumferential surface of the main shaft sleeves and the V-shaped frames when the main shaft sleeves rotate is reduced by using the cylindrical bearings and the load bullseye ball bearings, and the loss and heat generation are reduced;
4. Four ten thousandths of meters can be through the left and right directions motion on the guide rail, better measure main shaft sleeve axial and radial precision.
In summary, the device for measuring the roundness and cylindricity of the spindle sleeve can improve the measuring precision of the spindle sleeve, has great value for the development of the precision measuring field of related parts of the spindle, and has great significance for the development of related testing devices.
Drawings
Fig. 1 is a schematic structural diagram of the overall application state of the present application.
Fig. 2 is a schematic overall structure of a spindle sleeve without to be measured.
Fig. 3 is a structural view of the connection of the roll holder with other components.
Detailed Description
As shown in fig. 1 to 3, a measuring device for measuring roundness and cylindricity of a main shaft sleeve is characterized in that a load guide rail 6 is arranged on a workbench 1, two parallel V-shaped frames 4 are connected on the load guide rail 6 in a sliding manner, a V-shaped groove is formed in the center of the upper surface of each V-shaped frame 4, cylindrical bearings 5 are respectively arranged on two symmetrical inclined planes of each V-shaped groove, the main shaft sleeve 2 to be measured is jointly seated on each V-shaped groove, and the outer circumferential surface of each cylindrical bearing 5 is in contact with the outer circumferential surface of the main shaft sleeve 2 to be measured; the outer side of the load guide rail 6 is provided with a vertical air cylinder 11, the outer wall of the air cylinder 11 is hinged with one end of a connecting rod I12, the other end of the connecting rod I12 is hinged with the end part of a compression roller bracket 14, the top of the compression roller bracket 14 is fixedly connected with a motor 15, two driving rollers 16 which are arranged in parallel are arranged in the compression roller bracket 14, the axes of the two driving rollers 16 are parallel to the axis of the main shaft sleeve 2, the rotating shaft of one driving roller 16 is connected with the output shaft of the motor 15 through a belt pulley device, and the driving roller 16 is in circumferential contact with the main shaft sleeve 2; one ends of two connecting rods II13 are hinged at the top of a piston rod of the air cylinder 11 at the same time, and the other ends of the two connecting rods II13 are respectively hinged at side ends of a compression roller bracket 14 and a motor 15; a ten-thousand gauge 3 is provided on the outer circumference and the end surface inner circumference of the spindle sleeve 2, respectively.
A linear guide rail 21 is arranged on one side of the load guide rail 6 far away from the air cylinder 11, at least one gauge stand I22 is connected on the linear guide rail 21 in a sliding manner, the top of the gauge stand I22 is connected with the ten-thousandth gauge 3 through a supporting rod, and the ten-thousandth gauge 3 on the gauge stand I22 is contacted with the outer circumferential surface of the main shaft sleeve 2. The ten-thousandth table 3 on the gauge stand I22 can slide along the linear guide rail 21, so that the roundness and cylindricity of different axial positions of the main shaft sleeve 2 to be measured are measured.
The two ends of the load guide rail 6 are provided with sliding blocks 8, the upper surface of each sliding block 8 is provided with a gauge stand II23, the top of each gauge stand II23 is connected with the ten-thousandth gauge 3 through a supporting rod, and the ten-thousandth gauge 3 on each gauge stand II23 is in contact with the inner circumferential surface of the end part of the main shaft sleeve 2. The ten-thousandth table 3 on the gauge stand II23 is used for measuring cylindricity of the inner hole of the main shaft sleeve 2 to be measured.
The outer surface of each V-shaped frame 4 is provided with a bullseye bearing 7 close to the V-shaped groove, and the limiting table on the outer circumference of the main shaft sleeve 2 to be measured is contacted with the bullseye bearing 7 at the corresponding position, so that the friction force between the limiting table of the main shaft sleeve 2 to be measured and the end surface of the V-shaped frame 4 is reduced, and the smooth rotation of the main shaft sleeve 2 to be measured is ensured.
The working process of the measuring device for measuring the roundness and cylindricity of the main shaft sleeve comprises the following steps: firstly, ensuring that the bottoms of the two V-shaped frames 4 are parallel to each other and the sequence is correct, and ensuring that the parallelism between the two guide rails meets the requirement; the main shaft sleeve 2 to be measured is arranged on four cylindrical bearings 5 of the V-shaped frame 4, and a limiting table of the main shaft sleeve 2 to be measured is contacted with a bullseye ball bearing 7 on the end face of the V-shaped frame 4; the position of the debugging motor 15 ensures that the driving roller 16 can be contacted with the outer circumference of the main shaft sleeve 2 to be measured in the maximum stroke of the air cylinder 11, and a driving experiment is carried out before the test to determine whether the main shaft sleeve rotates at a speed or not, so that the main shaft sleeve can be caused to jump or the whole experiment table can vibrate, the ten-thousandth meter is prevented from failing, the measuring can be carried out in a feasible rotating speed range, the accuracy of instrument reading can be ensured, and the instrument and equipment can be protected from being damaged.
Before measurement, the corresponding ten-thousandth table 3 is placed at a good position to obtain an optimal adjustment scheme, the gauge stand is fixed on a corresponding track, the motor 15 is started, the motor 15 drives the driving roller to rotate and contact the main shaft sleeve 2 to be measured, the rotation of the main shaft sleeve 2 to be measured is completed, the ten-thousandth table 3 contacts the corresponding circumference of the main shaft sleeve 2 to be measured, and the measurement of roundness and cylindricity is completed.
Claims (4)
1. The utility model provides a measure device of main shaft sleeve circularity, cylindricity which characterized in that: a load guide rail (6) is arranged on the workbench (1), two parallel V-shaped frames (4) are connected on the load guide rail (6) in a sliding manner, a V-shaped groove is formed in the center of the upper surface of each V-shaped frame (4), cylindrical bearings (5) are respectively arranged on two symmetrical inclined planes of each V-shaped groove, the V-shaped grooves are jointly seated on a main shaft sleeve (2) to be measured, and the outer circumferential surface of each cylindrical bearing (5) is in contact with the outer circumferential surface of the main shaft sleeve (2) to be measured; a vertical air cylinder (11) is arranged on the outer side of the load guide rail (6), one end of a connecting rod I (12) is hinged to the outer wall of the air cylinder (11), the other end of the connecting rod I (12) is hinged to the end of a compression roller support (14), a motor (15) is fixedly connected to the top of the compression roller support (14), two driving rollers (16) which are arranged in parallel are arranged in the compression roller support (14), the axes of the two driving rollers (16) are parallel to the axis of the main shaft sleeve (2), and the rotating shaft of one driving roller (16) is connected with the output shaft of the motor (15) through a belt pulley device, and the driving roller (16) is in contact with the outer circumference of the main shaft sleeve (2); one end of two connecting rods II (13) is hinged at the top of a piston rod of the air cylinder (11), and the other ends of the two connecting rods II (13) are respectively hinged at side ends of a compression roller bracket (14) and a motor (15); and the outer circumference and the inner circumference of the end face of the main shaft sleeve (2) are respectively provided with a ten-thousand-minute meter (3).
2. The measuring device for measuring roundness and cylindricity of a spindle sleeve according to claim 1, wherein: a linear guide rail (21) is arranged on one side, far away from the air cylinder (11), of the load guide rail (6), at least one gauge stand I (22) is connected onto the linear guide rail (21) in a sliding mode, the top of the gauge stand I (22) is connected with the ten-thousandth gauge (3) through a supporting rod, and the ten-thousandth gauge (3) on the gauge stand I (22) is in contact with the outer circumferential surface of the main shaft sleeve (2).
3. The measuring device for measuring roundness and cylindricity of a spindle sleeve according to claim 1, wherein: the two ends of the load guide rail (6) are provided with sliding blocks (8), the upper surface of each sliding block (8) is provided with a gauge stand II (23), the top of each gauge stand II (23) is connected with the ten-thousandth gauge (3) through a supporting rod, and the ten-thousandth gauge (3) on each gauge stand II (23) is in contact with the inner circumferential surface of the end part of the main shaft sleeve (2).
4. The measuring device for measuring roundness and cylindricity of a spindle sleeve according to claim 1, wherein: and a bullseye bearing (7) is arranged on the outer surface of each V-shaped frame (4) close to the V-shaped groove, and a limiting table on the outer circumference of the main shaft sleeve (2) to be measured is contacted with the bullseye bearing (7) at the corresponding position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323370927.8U CN221630618U (en) | 2023-12-12 | 2023-12-12 | Measuring device for measuring roundness and cylindricity of main shaft sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323370927.8U CN221630618U (en) | 2023-12-12 | 2023-12-12 | Measuring device for measuring roundness and cylindricity of main shaft sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221630618U true CN221630618U (en) | 2024-08-30 |
Family
ID=92498495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323370927.8U Active CN221630618U (en) | 2023-12-12 | 2023-12-12 | Measuring device for measuring roundness and cylindricity of main shaft sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221630618U (en) |
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2023
- 2023-12-12 CN CN202323370927.8U patent/CN221630618U/en active Active
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